undefined is not an object (evaluating 'this.props.event.location')

0_Parent.js

import Child from './Child'

let newEvent = {
  location: { latitude: 42.816006, longitude: -73.911287},
  color: 'wheat'
}

export default class Parent extends React.Component {
  render() {
  
    //console.log('I am the Parent!!!')
    //console.log(newEvent)
    
    return (
      //<Child event={newEvent}/>
      <Child testProp="IMAString"/>
    )
  }
}

1_Child.jsx

export default class Child extends React.Component {
  render() {
  
  	console.log('I am the Child!!!')
	console.log(this.props)
	
    return (
//       <MapView
//           initialRegion={{
//             latitude: this.props.event.location.latitude,
//             longitude: this.props.event.location.longitude,
//           }}
//        />
	    <View>
	    	<Text>..Just Some Text...</Text>
	    </View>
    )
  }
}